Kimi K3.1 Pro scores 9.9% on agentic WeirdML v3, ahead of Kimi-K3 but behind Claude Haiku 5.5

scaling01 · x · 2026-11-06

htihle ran Kimi K3.1 Pro via Kimi Code (Fireworks provider) on WeirdML v3, a fully agentic benchmark with 11 complex hand-made tasks where models must explore unfamiliar data and build ML pipelines under unspecified goals and limited feedback.

K3.1 Pro scored 9.9%, ahead of Kimi-K3 at 7.5% but well behind top models like Claude Haiku 5.5. The leaderboard shows GPT-6 Astra, GPT-6.1 Sol and Claude Opus 5.5 leading, with K3.1 Pro ranked 14th.

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